From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Newsgroups: gmane.emacs.help Subject: Re: How to grep for a string spanning multiple lines? Date: Sun, 27 Nov 2022 19:10:31 +0100 Message-ID: References: <8735a6cj2k.fsf@mbork.pl> <87y1rxix4e.fsf@dataswamp.org> <871qpodgzn.fsf@mbork.pl> <87edtoh5iz.fsf@dataswamp.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="kRIr6Wd+S0BSIq+j" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35341"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sun Nov 27 19:11:22 2022 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ozM7d-0008rS-HE for geh-help-gnu-emacs@m.gmane-mx.org; Sun, 27 Nov 2022 19:11:21 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ozM6z-0005F4-Ky; Sun, 27 Nov 2022 13:10:41 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ozM6x-0005Ei-03 for help-gnu-emacs@gnu.org; Sun, 27 Nov 2022 13:10:39 -0500 Original-Received: from mail.tuxteam.de ([5.199.139.25]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ozM6v-0007td-46 for help-gnu-emacs@gnu.org; Sun, 27 Nov 2022 13:10:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tuxteam.de; s=mail; h=From:In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:To:Date:Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=2m5VEflITop9KJKKgOPogrDRaANTMQ0ZjDbGWmfM/mY=; b=kFKxQfRvtzk+ZCIxmSdAIKxHqQ GjoaEl8eAiFgpW1fzfiEwrOHnv6fl1JyG+TWgRsGMt0JwF8qBm89Nx2jXOqRi95z/yLwNToqeEqEv U/PaL4eytYbdPVtxwi/R1ZppVH81487EQtctM5lbolMphzgLXVaq9VLokcsHFxvvSiC446RrOWDhG zmfm5/IxMXRjocDY5tcIXrz/nWV+6R0j4XsV1LXfSsiBNx3aCPuI8nar7lqj57fq+f/xFPYS+FKL5 KegRTZMBZZFSk+Ypxz/YXYBkUgieUnXmjybwRSGna50J3qZFtOnMEAFAd8dvSACQ2yR/NtBm89QEc ZJi5X1Vw==; Original-Received: from tomas by mail.tuxteam.de with local (Exim 4.94.2) (envelope-from ) id 1ozM6p-0004yA-Oc for help-gnu-emacs@gnu.org; Sun, 27 Nov 2022 19:10:31 +0100 Content-Disposition: inline In-Reply-To: <87edtoh5iz.fsf@dataswamp.org> Received-SPF: pass client-ip=5.199.139.25; envelope-from=tomas@tuxteam.de; helo=mail.tuxteam.de X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:141199 Archived-At: --kRIr6Wd+S0BSIq+j Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Nov 27, 2022 at 02:48:52PM +0100, Emanuel Berg wrote: [...] > It can be done with regular expressions of course, but ... > I wonder if it isn't better to have some "inexact" search > algorithm [...] > Because the advantage would then also be that even the words > wouldn't have to be exact! >=20 > Interesting, I'd like that myself very much! >=20 > Do we have that? You might enjoy agrep, then. If you want to go further, do some research on weighted Levenshtein distance (there /is/ an elisp function named `string-distance` for you, then). Beyond that, you are firmly in "information retrieval" [1] land, with its diverse and colourful landscape :-) Cheers [1] https://en.wikipedia.org/wiki/Information_retrieval --=20 t --kRIr6Wd+S0BSIq+j Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRp53liolZD6iXhAoIFyCz1etHaRgUCY4OoEQAKCRAFyCz1etHa Rjq2AJ4kFAM+m6nSHiT+KRvbpE8O/kvBxACeJVbl6ENoXqfc/dguoiFzq5sHmjU= =mHGz -----END PGP SIGNATURE----- --kRIr6Wd+S0BSIq+j--